554eb505f8
of the x11 based games. I'm not going to tag the originals with bsd_44_lite and do this in two stages since it's just not worth it for this collection, and I've got directory renames to deal with that way. Bleah. Submitted by: jkh
572 lines
12 KiB
C
572 lines
12 KiB
C
/*
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* Copyright (c) 1988, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Timothy C. Stoehr.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static char sccsid[] = "@(#)pack.c 8.1 (Berkeley) 5/31/93";
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#endif /* not lint */
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/*
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* pack.c
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*
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* This source herein may be modified and/or distributed by anybody who
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* so desires, with the following restrictions:
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* 1.) No portion of this notice shall be removed.
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* 2.) Credit shall not be taken for the creation of this source.
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* 3.) This code is not to be traded, sold, or used for personal
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* gain or profit.
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*
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*/
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#include "rogue.h"
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char *curse_message = "you can't, it appears to be cursed";
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extern short levitate;
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object *
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add_to_pack(obj, pack, condense)
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object *obj, *pack;
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{
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object *op;
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if (condense) {
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if (op = check_duplicate(obj, pack)) {
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free_object(obj);
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return(op);
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} else {
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obj->ichar = next_avail_ichar();
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}
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}
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if (pack->next_object == 0) {
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pack->next_object = obj;
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} else {
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op = pack->next_object;
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while (op->next_object) {
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op = op->next_object;
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}
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op->next_object = obj;
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}
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obj->next_object = 0;
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return(obj);
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}
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take_from_pack(obj, pack)
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object *obj, *pack;
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{
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while (pack->next_object != obj) {
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pack = pack->next_object;
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}
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pack->next_object = pack->next_object->next_object;
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}
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/* Note: *status is set to 0 if the rogue attempts to pick up a scroll
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* of scare-monster and it turns to dust. *status is otherwise set to 1.
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*/
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object *
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pick_up(row, col, status)
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short *status;
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{
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object *obj;
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*status = 1;
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if (levitate) {
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message("you're floating in the air!", 0);
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return((object *) 0);
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}
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obj = object_at(&level_objects, row, col);
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if (!obj) {
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message("pick_up(): inconsistent", 1);
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return(obj);
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}
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if ( (obj->what_is == SCROL) &&
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(obj->which_kind == SCARE_MONSTER) &&
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obj->picked_up) {
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message("the scroll turns to dust as you pick it up", 0);
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dungeon[row][col] &= (~OBJECT);
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vanish(obj, 0, &level_objects);
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*status = 0;
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if (id_scrolls[SCARE_MONSTER].id_status == UNIDENTIFIED) {
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id_scrolls[SCARE_MONSTER].id_status = IDENTIFIED;
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}
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return((object *) 0);
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}
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if (obj->what_is == GOLD) {
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rogue.gold += obj->quantity;
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dungeon[row][col] &= ~(OBJECT);
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take_from_pack(obj, &level_objects);
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print_stats(STAT_GOLD);
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return(obj); /* obj will be free_object()ed in caller */
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}
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if (pack_count(obj) >= MAX_PACK_COUNT) {
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message("pack too full", 1);
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return((object *) 0);
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}
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dungeon[row][col] &= ~(OBJECT);
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take_from_pack(obj, &level_objects);
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obj = add_to_pack(obj, &rogue.pack, 1);
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obj->picked_up = 1;
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return(obj);
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}
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drop()
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{
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object *obj, *new;
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short ch;
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char desc[DCOLS];
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if (dungeon[rogue.row][rogue.col] & (OBJECT | STAIRS | TRAP)) {
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message("there's already something there", 0);
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return;
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}
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if (!rogue.pack.next_object) {
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message("you have nothing to drop", 0);
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return;
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}
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if ((ch = pack_letter("drop what?", ALL_OBJECTS)) == CANCEL) {
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return;
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}
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if (!(obj = get_letter_object(ch))) {
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message("no such item.", 0);
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return;
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}
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if (obj->in_use_flags & BEING_WIELDED) {
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if (obj->is_cursed) {
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message(curse_message, 0);
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return;
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}
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unwield(rogue.weapon);
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} else if (obj->in_use_flags & BEING_WORN) {
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if (obj->is_cursed) {
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message(curse_message, 0);
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return;
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}
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mv_aquatars();
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unwear(rogue.armor);
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print_stats(STAT_ARMOR);
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} else if (obj->in_use_flags & ON_EITHER_HAND) {
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if (obj->is_cursed) {
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message(curse_message, 0);
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return;
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}
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un_put_on(obj);
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}
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obj->row = rogue.row;
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obj->col = rogue.col;
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if ((obj->quantity > 1) && (obj->what_is != WEAPON)) {
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obj->quantity--;
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new = alloc_object();
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*new = *obj;
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new->quantity = 1;
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obj = new;
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} else {
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obj->ichar = 'L';
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take_from_pack(obj, &rogue.pack);
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}
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place_at(obj, rogue.row, rogue.col);
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(void) strcpy(desc, "dropped ");
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get_desc(obj, desc+8);
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message(desc, 0);
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(void) reg_move();
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}
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object *
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check_duplicate(obj, pack)
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object *obj, *pack;
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{
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object *op;
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if (!(obj->what_is & (WEAPON | FOOD | SCROL | POTION))) {
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return(0);
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}
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if ((obj->what_is == FOOD) && (obj->which_kind == FRUIT)) {
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return(0);
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}
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op = pack->next_object;
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while (op) {
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if ((op->what_is == obj->what_is) &&
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(op->which_kind == obj->which_kind)) {
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if ((obj->what_is != WEAPON) ||
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((obj->what_is == WEAPON) &&
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((obj->which_kind == ARROW) ||
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(obj->which_kind == DAGGER) ||
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(obj->which_kind == DART) ||
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(obj->which_kind == SHURIKEN)) &&
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(obj->quiver == op->quiver))) {
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op->quantity += obj->quantity;
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return(op);
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}
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}
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op = op->next_object;
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}
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return(0);
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}
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next_avail_ichar()
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{
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register object *obj;
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register i;
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boolean ichars[26];
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for (i = 0; i < 26; i++) {
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ichars[i] = 0;
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}
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obj = rogue.pack.next_object;
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while (obj) {
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ichars[(obj->ichar - 'a')] = 1;
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obj = obj->next_object;
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}
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for (i = 0; i < 26; i++) {
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if (!ichars[i]) {
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return(i + 'a');
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}
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}
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return('?');
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}
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wait_for_ack()
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{
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while (rgetchar() != ' ') ;
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}
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pack_letter(prompt, mask)
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char *prompt;
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unsigned short mask;
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{
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short ch;
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unsigned short tmask = mask;
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if (!mask_pack(&rogue.pack, mask)) {
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message("nothing appropriate", 0);
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return(CANCEL);
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}
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for (;;) {
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message(prompt, 0);
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for (;;) {
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ch = rgetchar();
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if (!is_pack_letter(&ch, &mask)) {
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sound_bell();
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} else {
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break;
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}
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}
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if (ch == LIST) {
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check_message();
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mask = tmask;
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inventory(&rogue.pack, mask);
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} else {
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break;
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}
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mask = tmask;
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}
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check_message();
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return(ch);
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}
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take_off()
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{
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char desc[DCOLS];
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object *obj;
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if (rogue.armor) {
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if (rogue.armor->is_cursed) {
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message(curse_message, 0);
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} else {
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mv_aquatars();
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obj = rogue.armor;
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unwear(rogue.armor);
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(void) strcpy(desc, "was wearing ");
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get_desc(obj, desc+12);
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message(desc, 0);
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print_stats(STAT_ARMOR);
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(void) reg_move();
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}
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} else {
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message("not wearing any", 0);
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}
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}
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wear()
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{
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short ch;
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register object *obj;
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char desc[DCOLS];
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if (rogue.armor) {
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message("your already wearing some", 0);
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return;
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}
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ch = pack_letter("wear what?", ARMOR);
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if (ch == CANCEL) {
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return;
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}
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if (!(obj = get_letter_object(ch))) {
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message("no such item.", 0);
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return;
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}
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if (obj->what_is != ARMOR) {
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message("you can't wear that", 0);
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return;
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}
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obj->identified = 1;
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(void) strcpy(desc, "wearing ");
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get_desc(obj, desc + 8);
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message(desc, 0);
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do_wear(obj);
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print_stats(STAT_ARMOR);
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(void) reg_move();
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}
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unwear(obj)
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object *obj;
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{
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if (obj) {
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obj->in_use_flags &= (~BEING_WORN);
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}
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rogue.armor = (object *) 0;
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}
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do_wear(obj)
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object *obj;
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{
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rogue.armor = obj;
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obj->in_use_flags |= BEING_WORN;
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obj->identified = 1;
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}
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wield()
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{
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short ch;
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register object *obj;
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char desc[DCOLS];
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if (rogue.weapon && rogue.weapon->is_cursed) {
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message(curse_message, 0);
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return;
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}
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ch = pack_letter("wield what?", WEAPON);
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if (ch == CANCEL) {
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return;
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}
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if (!(obj = get_letter_object(ch))) {
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message("No such item.", 0);
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return;
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}
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if (obj->what_is & (ARMOR | RING)) {
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sprintf(desc, "you can't wield %s",
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((obj->what_is == ARMOR) ? "armor" : "rings"));
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message(desc, 0);
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return;
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}
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if (obj->in_use_flags & BEING_WIELDED) {
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message("in use", 0);
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} else {
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unwield(rogue.weapon);
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(void) strcpy(desc, "wielding ");
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get_desc(obj, desc + 9);
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message(desc, 0);
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do_wield(obj);
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(void) reg_move();
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}
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}
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do_wield(obj)
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object *obj;
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{
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rogue.weapon = obj;
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obj->in_use_flags |= BEING_WIELDED;
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}
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unwield(obj)
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object *obj;
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{
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if (obj) {
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obj->in_use_flags &= (~BEING_WIELDED);
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}
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rogue.weapon = (object *) 0;
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}
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call_it()
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{
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short ch;
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register object *obj;
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struct id *id_table;
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char buf[MAX_TITLE_LENGTH+2];
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ch = pack_letter("call what?", (SCROL | POTION | WAND | RING));
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if (ch == CANCEL) {
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return;
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}
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if (!(obj = get_letter_object(ch))) {
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message("no such item.", 0);
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return;
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}
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if (!(obj->what_is & (SCROL | POTION | WAND | RING))) {
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message("surely you already know what that's called", 0);
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return;
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}
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id_table = get_id_table(obj);
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if (get_input_line("call it:","",buf,id_table[obj->which_kind].title,1,1)) {
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id_table[obj->which_kind].id_status = CALLED;
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(void) strcpy(id_table[obj->which_kind].title, buf);
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}
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}
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pack_count(new_obj)
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object *new_obj;
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{
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object *obj;
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short count = 0;
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obj = rogue.pack.next_object;
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while (obj) {
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if (obj->what_is != WEAPON) {
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count += obj->quantity;
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} else if (!new_obj) {
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count++;
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} else if ((new_obj->what_is != WEAPON) ||
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((obj->which_kind != ARROW) &&
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(obj->which_kind != DAGGER) &&
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(obj->which_kind != DART) &&
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(obj->which_kind != SHURIKEN)) ||
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(new_obj->which_kind != obj->which_kind) ||
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(obj->quiver != new_obj->quiver)) {
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count++;
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}
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obj = obj->next_object;
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}
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return(count);
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}
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boolean
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mask_pack(pack, mask)
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object *pack;
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unsigned short mask;
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{
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while (pack->next_object) {
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pack = pack->next_object;
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if (pack->what_is & mask) {
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return(1);
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}
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}
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return(0);
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}
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is_pack_letter(c, mask)
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short *c;
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unsigned short *mask;
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{
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if (((*c == '?') || (*c == '!') || (*c == ':') || (*c == '=') ||
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(*c == ')') || (*c == ']') || (*c == '/') || (*c == ','))) {
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switch(*c) {
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case '?':
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*mask = SCROL;
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break;
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case '!':
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*mask = POTION;
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break;
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case ':':
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*mask = FOOD;
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break;
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case ')':
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*mask = WEAPON;
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break;
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case ']':
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*mask = ARMOR;
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break;
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case '/':
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*mask = WAND;
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break;
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case '=':
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*mask = RING;
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break;
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case ',':
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*mask = AMULET;
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break;
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}
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*c = LIST;
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return(1);
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}
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return(((*c >= 'a') && (*c <= 'z')) || (*c == CANCEL) || (*c == LIST));
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}
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has_amulet()
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{
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return(mask_pack(&rogue.pack, AMULET));
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}
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kick_into_pack()
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{
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object *obj;
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char desc[DCOLS];
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short n, stat;
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if (!(dungeon[rogue.row][rogue.col] & OBJECT)) {
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message("nothing here", 0);
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} else {
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if (obj = pick_up(rogue.row, rogue.col, &stat)) {
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get_desc(obj, desc);
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if (obj->what_is == GOLD) {
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message(desc, 0);
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free_object(obj);
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} else {
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n = strlen(desc);
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desc[n] = '(';
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desc[n+1] = obj->ichar;
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desc[n+2] = ')';
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desc[n+3] = 0;
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message(desc, 0);
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}
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}
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if (obj || (!stat)) {
|
|
(void) reg_move();
|
|
}
|
|
}
|
|
}
|